Clinton County Climate
Clinton County, New York
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
45.3°F
Annual Precip
36.6"
Annual Snowfall
107.1"
Extreme Heat Days
4
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
5a
Minimum winter temperature range for plant survival
2,331
Favors cool-season crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Clinton County
Climate Verdict
Clinton County has a cool, averaging 45.3°F annually, moderate rainfall of 36.6 inches per year, rare extreme heat with only 4.32 days above 90°F annually, heavy winter snowfall averaging 107.1 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 18.4°F. summers are warm — July averages 70.0°F. Residents experience a substantial 52°F difference between winter and summer.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Clinton County closely matches the New York statewide average temperature of 47.5°F, it is also noticeably drier, receiving 6.7 inches less precipitation than the state average.
Climate Profile
About Clinton County Weather
A crisp northern border climate
At 45.3°F, Clinton County averages nearly 10 degrees cooler than the 55°F national median. It receives 36.6 inches of precipitation, making it drier than much of the eastern seaboard.
One of the state's coldest corners
Clinton ranks as a colder New York county, trailing the state average by over 2 degrees. The winter average of 21.6°F highlights its position along the Canadian border.
Dry but exceptionally snowy
The county is drier than southern neighbor Essex County but faces a much heavier snow load. Clinton manages 107.1 inches of snow annually, while Essex receives about 16 inches less.
Intense winters and brief summers
Winters are harsh with a January average of just 18.4°F and triple-digit snowfall. Summers are brief but pleasant, with only 4 days reaching 90°F per year.
Gear up for triple-digit snow
A heavy-duty snowblower is a non-negotiable tool for managing 107 inches of annual snow. High-performance heating systems are critical for the sub-freezing January nights.
Frequently Asked Questions
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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.